Chempricehub, June 4 - On June 4, Lihua Yiwei Chemical Co., Ltd. raised its phenol product ex-works price by 100 to 7,900 RMB/ton, effective from June 4. The company’s two phenol-ketone units, with a combined capacity of 700,000 tons/year, are operating normally, with shipments proceeding as planned and inventory remaining low.